"He was in good spirits the whole time and didn't even know anything was wrong," she added. "He even enjoyed riding in the ambulance. He's such a good boy!!"

Kourtney Kardashian also stars in the spinoff shows "Kourtney & Khloe Take Miami" and recently moved with Kim Kardashian and her boyfriend and Mason's father Scott Disick to New York to film the new series "Kourney and Kim Take New York".

The show is set to debut in January and will focus on the sisters' effort to launch a new shop for their DASH clothing line. The boutique, which is is located in SoHo and contains many Kardashian-branded apparel and beauty products, opened in early November.